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Dennis H. Michalski
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Highland City, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for treating pond water
Patent number
7,560,031
Issue date
Jul 14, 2009
Dr. Phosphate, Inc.
Vaughn V. Astley
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Simplified purification of phosphoric acid plant pond water
Patent number
6,758,976
Issue date
Jul 6, 2004
IMC Global Operations Inc.
Dennis Michalski
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Purification of phosphoric acid plant pond water
Patent number
6,758,977
Issue date
Jul 6, 2004
IMC Global Operations Inc.
Dennis H. Michalski
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Lowering post-precipitation in merchant acid
Patent number
5,066,471
Issue date
Nov 19, 1991
IMC Fertilizer, Inc.
Dennis H. Michalski
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for defluorinating wet process phosphoric acid
Patent number
5,002,744
Issue date
Mar 26, 1991
IMC Fertilizer, Inc.
Joseph E. Gliksman
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Defluorination kiln restriction control agent and method
Patent number
4,716,026
Issue date
Dec 29, 1987
International Minerals & Chemical Corp.
James R. Gruber
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Process of removing cationic impurities from wet process phosphoric...
Patent number
4,639,359
Issue date
Jan 27, 1987
International Minerals & Chemical Corp.
Dennis H. Michalski
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Defluorination of wet process phosphoric acid
Patent number
4,330,517
Issue date
May 18, 1982
International Minerals & Chemical Corp.
Dennis H. Michalski
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR TREATING POND WATER
Publication number
20110127223
Publication date
Jun 2, 2011
VEOLIA WATER NORTH AMERICA OPERATING SERVICES, LLC
Vaughn V. Astley
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Simplified purification of phosphoric acid plant pond water
Publication number
20030085178
Publication date
May 8, 2003
Dennis H. Michalski
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Purification of phosphoric acid plant pond water
Publication number
20030080067
Publication date
May 1, 2003
Dennis H. Michalski
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE